Mikael Jungner (born 20 April 1965 in Helsinki) is the former party secretary of the Social Democratic Party of Finland, a member of the Finnish parliament and a former managing director of the Finnish national broadcaster YLE. He grew up on the Finnish west coast in the city of Vaasa. He started a five-year term as Managing Director of YLE on the 1 May 2005. Although he sought another term, the political board of YLE replaced him with Lauri Kivinen on 1 May 2010. Jungner's term as the managing director of YLE can be considered to have been a success.
Jungner was the director of information society relations at Microsoft Corporation 2002-2004. He was formerly the Parliamentary secretary and aide of former Prime Minister Paavo Lipponen. In May 2010, Jungner was elected as the party secretary of the SDP.
Mikael Jungner is married to YLE host Maria Jungner.